ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern): Questions 86 - 91 of 253
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Question 86
Question
MCQ▾A statistic is called as Minimum Variance Unbiased Estimator (MVUE) if
Choices
| Choice (4) | Response | |
|---|---|---|
a. | If it has the maximum variance among the class of all unbiased estimators | |
b. | It is Unbiased | |
c. | If it has the minimum variance among the class of all unbiased estimators | |
d. | Both b. and c. are correct | |
Question 87
Question
MCQ▾Minimum Variance Unbiased Estimator (MVUE) is________
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Not unique | |
b. | Unique | |
c. | All of the above | |
d. | None of the above | |
Question 88
Question
MCQ▾In a random sampling from Normal population suppose the MLE of mean is is given then MLE of is
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | ||
Question 89
Question
MCQ▾A statistic is MVUE of if … where is any other unbiased estimator of
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | ||
Question 90
Question
MCQ▾Under certain regularity conditions, a maximum likelihood estimator is ________ distributed.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Uniformly | |
b. | Asymptotically Normally | |
c. | Asymptotically Poisson | |
d. | None of the above | |
Question 91
Question
MCQ▾Which of the following are the methods of Estimation?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Method of Minimum Variance | |
b. | Method of Maximum Likelihood Estimation | |
c. | Method of Minimum Chi-square | |
d. | All a., b. and c. are correct | |